Improvement in covering spinning-bolls



DAN READ, OF 1505:"202?, MASSAGEUSd'iT, A-.iUlNORiO .-l.. A. FYLOR OF`.Simili IMPROVEMNT iN CGJERlNG.SPINVNiNG-RGLLS,

p pccihczn f iorniing part of Letters Patent No. f. dated AutuSt 1S),1352.

To @ZZ whom z'f magri coitcern: or circumference, combined with onelasticity Be it known met I, DAN READ, of Boston. of the inside, bybeing vulcanized, ns etere`A .in the county of Suffolk :ind Commonwealthof said, after the roll has been constructed,intakes Titlesiehnsettsinwcinvented e new and iinn spinui'ng-roll superioi` to anyvother withproved spinnihgq'oli to bensednpon spinningwhich I am acquainted or ofwhich [have any frnrnes, drnnilig-frames, and other. machineryknowledge. 1 I y lused innn'lls for the manufacture ot' cotton The iormof roll selected to illustrate by. `:.n.d`other iihrous nmterial; and Ido hereby d awings ofthe szene is the roll vfrom the cotdeelnreihni.thefolion'ingiscfulland exeetdeton-spinning freine, und in eoinlnonuse,hav

' .script-ion thereof, breference being bod to the ieg three bem-ings.one et each end zindone in ziccon'ipnnyin'g drnln'ings, und tothefletters of the center. l reference mnrhed thereon. Figure 1represents the 'spnnnngioll as The nature ol' niy'invention consists inthe formed and completed by the combination ot `diii'eient nntnncnin.which my roll is conthe aforesaidironfhenrings,flanges,shliitsnnd ,estrneted from nll other rolls used for thescme india-rubber, andshowing, also, the'endvand purpose, center-bearings. Fig. 2 representse. section My roil is constructed and composed-partly ottime-hcl? ofsaid rolls, showing theseconipo ron, (or other nentparts-viz., thebearingsnt the end, the metallic substance() using 1i n lonly in so i'nriicnges'm in, theshaftglnby which said tianges :is is nccessurytostrength-'ondto the use de! :ne eonnectedfand the india-rubber e j y h;sig-ned, andnndiingtheroll itself, so fnv as muy also, Fig.represents-aseetionef one-hait' of be, oi'indiniubber. 'he pert'which consists saidroll, showingl that part ofthe roll comot` iron is the benrings, one'ntf cach end and A posedofiron only, (snot-her motorini suited one inthe center, (or :i henringnt each vend to theseme pnrpose)-viz.,thebearings :itt-he only, :is the ense niziy beg) also two tiangesbeend,.tio ng'es in in', the centrallvsheft, k Z ig, conlween evt .I

tine the imiie-rubber,v holdingt-heszmie firmly occupied by theindia-rubber composing the :is n component part ot's'nid reilv; alsoztentrnl important-port ofziny roll.v The dotted linie ij v twobearings, which 'tiangcs conY `neetingsnidftlunges, elsoshcwingthe spaceAshiitt connecting the flanges forthe'pnrposeot' end corresponding one7.1 Z show the form of giving suillcie'nt strength to; the roll thatitthe -iron roll in coinnionnse beforebeing cov'- may heer the weight cudpressure pnt upon it, ered foiuse. .i y p '(snid bearing, tinnges,:1ndshafts may be ot`sepn- The difficulties heretofore in 'making indiarotepieces-or they muy be formed or cast in rubber to serve the' purpose yofasurface to one solid piece) 4:dse the indialrnbber Aconispinniugrollshas been .the tendency of the.v posing'the iinportnnt'purt of'iny rollconfined fibrous material passing under the rolt to weer between thesaid ihingcs. The roll citer being g'rooves'in the surface ofthesoine,and thereby thus constructed, the inode of whichconstruciireventiug the proper and desired :1ct-ion of l tion isdescribed hcreciniter, is vulcanized in the roll upon the said fibrousmateriel, and

thepnrt composed ot'indin-rulihel, inthe usual' also the action of oilupon the saidv indie-rubinnnncr, `by aillent oi' 2T oFnhrcnlicit,orth`cre her but my inode ot' constructing :i roll, such:.ibont, ns muy he required. .i have used d-iierl :is oforesoid,'hnvingonindie-rubbersurfaceentindsotiinliztrnhheroniznlia-rnbbercoinhnrdendconipactfwiththe desired' smoothpounds in forming:ihis'rolh :mddo not pre` ness,inches n roll which with the snnie'gecis tend to claim that theie is anyspecial ce1nwill spin aiinerynrn und more even than the pound oi' such:is nre prepared or nitide for` roll in coinnion use, resisting at thesinne time vnlcnnizotion that is better than another; but the'hetion ofoil andthe i'ornnitio'n cf grooves that there is :t difference, and thatseveral of upon the surfnec by use, while the inside posthcin nnswer mypurpose, more particularly sesses that deiirable degree oi'elnstieity bythose when vulcanized after the rollL is con which the rollbecoines moresolid nsthe press structed, produeingu hard compnet outersurui'e 'uponthe roll is inode heavier,- niso b5' the face or circumference. The herdouter surface sinne elastic quziljtyresisisting weer antitesi',

ilni4 stalse u pon. st-ri pso f cloth or. other description.) and-winthickness of theindiarubber the expense of manuaetur able qual i by o i'o uillont repair alum oh elobb anni.

the cloth) rises above the circumference of the iianges, asseen 'al1Fig. 1, a Irc d, vloauizing said roll in the 'parbveomposed ofindia-rubber in the common inode-of vuleanining, and no the temper ofelasticity and hardness oi' out-er sur face, as aforesaid.

and uniform for theooarser sue'iently smooth but', firom nny-llefeot inkinds'of spinning;

' constructing and vulc-anizing the roll ib should Juobhave acircumference,snfiieiently smooth,

or should said roll be 'required for' tbe finer kinds of spinning, insuch eases blie roll may receive an additional finish by being placed ina lathe and turned to mbe smoothness desired. The first cost; (orrepair) of' this roll being no more than the ordinary rolls of ironcovered` wit-b olotb and learner, a saving-is ,(ofeottioiulinen,

tibesaid shalt,

(combined with` v Ordinarily the surface ob-`I 'bained'afbe'r bhe rollhas been vulcanized is effect-ed inl ing yarns from or hollowcylindersoivuieanized Maria-l. This inode of eonsrneiing fg-miidispenses: with tbe neeessiiy roll' with clot-l1 and leather manneincommon use, and also iispenses rfib lybe Covering of snob rolls with anyshells india-rubber; as aforesaid, complete hun produces in itsconstruction, y a roll not? wanting any covering, but

in itself for the uses designe."

My claim is continell to 'olie mode ol consume- -tio'n and combinationof the lwo materials of which the roll may be composed, as aforesaid.'fyi/'bah l.' eiaimas my invention, and desire to -neoure by LettersPatent., is- The construction of a spinning-roll by sin combin'nnion insolid form oi' lindiairon or other metal, and in said solid formvulcanized in the paru composed of said india rubber, as'hereindescribed; also the obtaining by the aforesaid means tbe harder amicompnctouter surface' combined wiLh an inner elasticitr possessing the'advantages aforesaid, and suolil ober rolls as are substantially ofthevsame oonslnrueion olaiming to produce the sumo improvements.'

DAN anni),

ln presence olli- G no.- W. Surnom), 3f. l). CLoU'iMAN.

in the rubber with

